We're going to solve 6559 multiplied by 7864
6559 × 7864 = 7864 × (6559)
+ 7864 × 9 which equals 70776
+ 7864 × 50 producing 393200
+ 7864 × 500 yielding 3932000
+ 7864 × 6000 that is equal 47184000

= 51579976
